MLO75-12IO1 Equivalent & Substitute Parts

Part Overview

The MLO75-12IO1 is a 1-Phase SCR/Diode controller module manufactured by IXYS, rated for 1.2 kV off-state voltage with a maximum on-state RMS current of 62 A. This chassis mount thyristor module is designed for AC control applications requiring single-phase power management. The part is currently obsolete, making identification of functionally equivalent alternatives essential for system maintenance, redesign, and procurement planning.

Substiute Parts

MLO75-12IO1

IXYSIn Stock: 1016MLO75-12IO1 Datasheet

Current PartRFQ

MLO110-14IO7

IXYSIn Stock: 1114MLO110-14IO7 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the MLO75-12IO1 is determined by the following critical parameters:

• Structure: Must be 1-Phase Controller with SCR/Diode configuration
• Mounting Type: Chassis Mount module format
• Voltage Rating: Off-state voltage must be equal to or greater than 1.2 kV
• Current Rating: On-state RMS current must be equal to or greater than 62 A
• Gate Trigger Characteristics: Vgt and Igt must be compatible with existing gate drive circuits
• Operating Temperature: Must support the required thermal range
• Compliance & Status: Active product status with current certifications preferred for new designs

The MLO110-14IO7 qualifies as a substitute based on these criteria, offering higher voltage and current ratings within the same product family and mounting configuration.

Parameter Comparison

Engineering Selection Recommendations

The MLO110-14IO7 is a direct substitute for the obsolete MLO75-12IO1 based on the following engineering criteria:

• Functional Compatibility: Both parts share identical 1-Phase SCR/Diode controller architecture and chassis mount configuration, ensuring mechanical and electrical interface compatibility.
• Parameter Margin: The MLO110-14IO7 exceeds the MLO75-12IO1 in voltage rating (1.4 kV vs. 1.2 kV) and current capacity (81 A RMS vs. 62 A RMS), providing design margin for existing applications.
• Gate Drive Compatibility: Gate trigger voltage (Vgt) remains at 1.5 V maximum for both parts. The MLO110-14IO7 requires lower gate trigger current (100 mA vs. 150 mA), reducing gate drive circuit loading.
• Product Status: The MLO110-14IO7 is active and currently in production, ensuring long-term availability and supply chain stability.
• Compliance: Both parts maintain identical REACH, ECCN, and HTSUS classifications. The MLO110-14IO7 adds RoHS3 compliance, meeting current regulatory requirements.
• Thermal Performance: The MLO110-14IO7 supports an extended operating temperature range (-40°C to 150°C vs. -40°C to 125°C), providing additional thermal margin for demanding applications.

Frequently Asked Questions (FAQ)

Q: Can the MLO110-14IO7 directly replace the MLO75-12IO1 in existing designs?

A: Yes. Both parts are 1-Phase SCR/Diode controller modules with identical chassis mount configurations. The MLO110-14IO7 meets or exceeds all critical electrical parameters of the MLO75-12IO1, including voltage and current ratings, gate trigger characteristics, and operating temperature range.

Q: What are the key differences between these two parts?

A: The MLO110-14IO7 provides higher voltage rating (1.4 kV vs. 1.2 kV), higher current capacity (81 A RMS vs. 62 A RMS), lower gate trigger current requirement (100 mA vs. 150 mA), extended temperature range (-40°C to 150°C vs. -40°C to 125°C), and active product status with RoHS3 compliance.

Q: Are there any gate drive circuit modifications required?

A: No modifications are required. Both parts specify identical maximum gate trigger voltage (1.5 V). The MLO110-14IO7 actually reduces gate drive circuit loading with a lower maximum gate trigger current (100 mA vs. 150 mA).

Q: What is the impact of the higher voltage rating on system design?

A: The higher voltage rating of the MLO110-14IO7 (1.4 kV vs. 1.2 kV) provides additional design margin and does not negatively impact existing applications. Systems designed for 1.2 kV operation will operate safely with the higher-rated substitute.

Q: Is the MLO110-14IO7 available for immediate procurement?

A: Yes. The MLO110-14IO7 is an active product with current inventory availability, unlike the obsolete MLO75-12IO1.